In an exhibition, the British Library pays homage to the important role data visualisation plays in the scientific process. In this Nature Video, curator Johanna Kieniewicz explores some beautiful examples of visualisations, past and present.

Bret Victor invents tools that enable people to understand and create. he talks about having a principle to follow when inventing new things. A principle that guides you in your decisions instead of concentrating on the product you want to build.